| 地铁列车牵引逆变器中IGBT动态不均衡故障分析 |
| |
| 引用本文： | 吴浩.地铁列车牵引逆变器中IGBT动态不均衡故障分析[J].铁道机车车辆,2011,31(6):80-81. |
| |
| 作者姓名： | 吴浩 |
| |
| 作者单位： | 上海轨道交通维护保障中心 车辆公司,上海,200233 |
| |
| 摘 要： | 以上海地铁列车牵引逆变器维修现状为例,从分析关键大功率器件IGBT的工作特性出发,通过设计支路动态电流试验,分析器件内部的电流均衡性与其功能失效的关系,为逆变器检修提出了新的思路.
|
| 关 键 词： | VVVF 牵引逆变器 IGBT 单相半桥式逆变电路 |
Failure Analysis of Dynamic Imbalance in IGBT Traction Inverters of Metro Train |
| |
| WU Hao.Failure Analysis of Dynamic Imbalance in IGBT Traction Inverters of Metro Train[J].Railway Locomotive & Car,2011,31(6):80-81. |
| |
| Authors: | WU Hao |
| |
| Institution: | WU Hao(Rolling Stock Company of Shanghai Rail Transit Maintenance Support Center,Shanghai 200233,China) |
| |
| Abstract: | Taking the repair status of Shanghai metro traction inverters as an example,the paper starts from the analysis of operating characteristics of critical high power devices IGBT,analyzes the relationship between the device internal current balance and its function failure by designing the branch dynamic current test,and proposes new ideas for metro traction Inverter maintenance. |
| |
| Keywords: | VVVF traction inverter IGBT single-phase half-bridge inverter circuit |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
